Chrome DevTools MCP Brings Browser Debugging Tools to Claude Code and Other AI Agents

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The Chrome DevTools team has released Chrome DevTools MCP, an open-source server that lets AI coding agents such as Claude Code, Cursor, Codex and Gemini CLI control a real Chrome browser. It exposes DevTools features including network requests, console output, screenshots, performance traces, Lighthouse audits and heap snapshots, with roughly 60 tools, some behind opt-in flags. Setup requires Node.js LTS and current stable Chrome, and an attach mode with the --autoConnect flag (Chrome 144+) lets the agent use an already signed-in browser, which grants it access to cookies and accounts. The article notes the tool suits debugging a page but is a poor fit for mapping an entire application's API, and it is compared against Playwright MCP. The server ships with usage statistics and CrUX performance reporting enabled by default, which can be disabled with flags.

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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